Overburden pilot bit



FIG. 1 is a top side perspective view of the first embodiment of my design an overburden pilot bit.

FIG. 2 is a bottom side perspective view of the overburden pilot bit shown in FIG. 1.

FIG. 3 is a side plan view of the overburden pilot bit shown in FIG. 1.

FIG. 4 is a bottom plan view of the overburden pilot bit shown in FIG. 1; and,

FIG. 5 is a top plan view of the overburden pilot bit shown in FIG. 1.

The broken lines in the drawings depict unclaimed environmental subject matter. 

CLAIM The ornamental design for an overburden pilot bit, as shown and described. 